update README

Author: jhudson8

README.md

@@ -6,4 +6,11 @@ If you want React to do native well, you need to use inline styles.  But, you ca
 
 You can create a javascript stylesheet similar to what you would see with a CSS precompiler but you can actually use variables calculated at runtime!
 
-[View the installation and API docs](http://jhudson8.github.io/fancydocs/index.html#project/jhudson8/react-css-builder)
+[View the installation and API docs](http://jhudson8.github.io/fancydocs/index.html#project/jhudson8/react-css-builder)
+
+
+## Support me
+
+If you like this project you may support me by donating something on Gittip, starring this repository or reporting bugs and ideas in the issue section.
+
+[![gittip](http://jhudson8.github.io/react-mixin-manager/gittip-button.jpg)](https://gratipay.com/jhudson8/)